Immigration case pending through a us citizen sister/brother

hi can i still apply for deferred action if i have an immigration case pending im Mexican and fall under the F4 category...priority date is june 1997...if i do apply for deferred action should i send them copies of my 1-130 receipt? thank you

You are welcome to utilize any avenue that will assist you in your immigration matter.
Yes.
It is advisable to consult with a lawyer at the very least. It will help you greatly.
Goodluck.
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